[INFO] fetching crate cpclib-tokens 0.4.2-alpha...
[INFO] checking cpclib-tokens-0.4.2-alpha against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] extracting crate cpclib-tokens 0.4.2-alpha into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate cpclib-tokens 0.4.2-alpha on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cpclib-tokens 0.4.2-alpha
[INFO] finished tweaking crates.io crate cpclib-tokens 0.4.2-alpha
[INFO] tweaked toml for crates.io crate cpclib-tokens 0.4.2-alpha written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f8b1c3fd999cbc64be490953967bcb6b0b0385605f04937c13098dc7073eeea
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7f8b1c3fd999cbc64be490953967bcb6b0b0385605f04937c13098dc7073eeea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f8b1c3fd999cbc64be490953967bcb6b0b0385605f04937c13098dc7073eeea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f8b1c3fd999cbc64be490953967bcb6b0b0385605f04937c13098dc7073eeea", kill_on_drop: false }`
[INFO] [stdout] 7f8b1c3fd999cbc64be490953967bcb6b0b0385605f04937c13098dc7073eeea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c19fca83b272a2643cfe7a2260ddc924db61669af0967e4425d53eb1aab455c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6c19fca83b272a2643cfe7a2260ddc924db61669af0967e4425d53eb1aab455c", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking bitsets v0.1.1
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking ryu v1.0.5
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking lexical-core v0.7.4
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling chrono v0.4.15
[INFO] [stderr]    Compiling delegate v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]    Compiling remain v0.2.2
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling cargo-lock v4.0.1
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling num_enum_derive v0.4.3
[INFO] [stderr]    Compiling built v0.4.3
[INFO] [stderr]    Compiling cpclib-sna v0.4.2-alpha
[INFO] [stderr]    Compiling cpclib-tokens v0.4.2-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Checking num_enum v0.4.3
[INFO] [stdout] warning: unused import: `crate::tokens::listing::ListingElement`
[INFO] [stdout]  --> src/tokens/expression.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::tokens::listing::ListingElement;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryFrom`
[INFO] [stdout]  --> src/tokens/instructions.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::convert::TryFrom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `either::*`
[INFO] [stdout]   --> src/tokens/instructions.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use either::*;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]   --> src/tokens/instructions.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::fs::File;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]   --> src/tokens/instructions.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::io::Read;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::symbols::SymbolsTableCaseDependent`
[INFO] [stdout]  --> src/tokens/listing.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::symbols::SymbolsTableCaseDependent;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::symbols::SymbolsTableCaseDependent`
[INFO] [stdout]  --> src/tokens/tokens.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::symbols::SymbolsTableCaseDependent;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tokens::data_access::*`
[INFO] [stdout]  --> src/tokens/tokens.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::tokens::data_access::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tokens::registers::*`
[INFO] [stdout]  --> src/tokens/tokens.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::tokens::registers::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/tokens/tokens.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::FromIterator`
[INFO] [stdout]  --> src/tokens/tokens.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::iter::FromIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `smallvec::SmallVec`
[INFO] [stdout]  --> src/symbols.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use smallvec::SmallVec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/symbols.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `either::*`
[INFO] [stdout]  --> src/symbols.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use either::*;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Display`
[INFO] [stdout]  --> src/symbols.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fmt::Display;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tokens::listing::ListingElement`
[INFO] [stdout]  --> src/tokens/expression.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::tokens::listing::ListingElement;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryFrom`
[INFO] [stdout]  --> src/tokens/instructions.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::convert::TryFrom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `either::*`
[INFO] [stdout]   --> src/tokens/instructions.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use either::*;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]   --> src/tokens/instructions.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::fs::File;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]   --> src/tokens/instructions.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::io::Read;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::symbols::SymbolsTableCaseDependent`
[INFO] [stdout]  --> src/tokens/listing.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::symbols::SymbolsTableCaseDependent;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::symbols::SymbolsTableCaseDependent`
[INFO] [stdout]  --> src/tokens/tokens.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::symbols::SymbolsTableCaseDependent;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tokens::data_access::*`
[INFO] [stdout]  --> src/tokens/tokens.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::tokens::data_access::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tokens::registers::*`
[INFO] [stdout]  --> src/tokens/tokens.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::tokens::registers::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/tokens/tokens.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::FromIterator`
[INFO] [stdout]  --> src/tokens/tokens.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::iter::FromIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `smallvec::SmallVec`
[INFO] [stdout]  --> src/symbols.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use smallvec::SmallVec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/symbols.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `either::*`
[INFO] [stdout]  --> src/symbols.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use either::*;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Display`
[INFO] [stdout]  --> src/symbols.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fmt::Display;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/tokens/expression.rs:326:13
[INFO] [stdout]     |
[INFO] [stdout] 326 |             BooleanAnd => write!(format, "&&"),
[INFO] [stdout]     |             ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/tokens/expression.rs:327:13
[INFO] [stdout]     |
[INFO] [stdout] 327 |             BooleanOr => write!(format, "||"),
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/tokens/expression.rs:399:13
[INFO] [stdout]     |
[INFO] [stdout] 399 |             PrefixedLabel(prefix, label) =>write!(format, "{}{}", prefix, label)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/tokens/instructions.rs:520:13
[INFO] [stdout]     |
[INFO] [stdout] 520 |             Token::MultiPush(ref regs) => {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/tokens/expression.rs:326:13
[INFO] [stdout]     |
[INFO] [stdout] 326 |             BooleanAnd => write!(format, "&&"),
[INFO] [stdout]     |             ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/tokens/expression.rs:327:13
[INFO] [stdout]     |
[INFO] [stdout] 327 |             BooleanOr => write!(format, "||"),
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/tokens/expression.rs:399:13
[INFO] [stdout]     |
[INFO] [stdout] 399 |             PrefixedLabel(prefix, label) =>write!(format, "{}{}", prefix, label)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/tokens/instructions.rs:520:13
[INFO] [stdout]     |
[INFO] [stdout] 520 |             Token::MultiPush(ref regs) => {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 03s
[INFO] running `Command { std: "docker" "inspect" "6c19fca83b272a2643cfe7a2260ddc924db61669af0967e4425d53eb1aab455c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c19fca83b272a2643cfe7a2260ddc924db61669af0967e4425d53eb1aab455c", kill_on_drop: false }`
[INFO] [stdout] 6c19fca83b272a2643cfe7a2260ddc924db61669af0967e4425d53eb1aab455c
